How To Write Numeric Literals

Q

How To Write Numeric Literals? - Oracle DBA FAQ - Understanding SQL Basics

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A

Numeric literals can coded as shown in the following samples:

SELECT 255 FROM DUAL -- An integer
255

SELECT -6.34 FROM DUAL -- A regular number
-6.34

SELECT 2.14F FROM DUAL -- A single-precision floating point
2.14 

SELECT -0.5D FROM DUAL -- A double-precision floating point
-0.5 

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